Sorry. Had wrong email address for Yingshiuan.
Regards Yin, Fengwei
在 2015/7/3 11:53, Tom Gall 写道:
Hi Fengwei,
Thanks for the report. I think we would be interested in knowing the nature of the test being used.
I've added Bero to the CC as I'm sure he'll be interested as well.
On Thu, Jul 2, 2015 at 9:35 PM, yfw fengwei.yin@linaro.org wrote:
Hi, About the patch http://review.android.git.linaro.org/#/c/15529/, we got an issue report from member. It could improve the micro benchmark but hurt general benchmark actually. Here is their test result:
bionic-benchmarks32 BM_string_memcpy: Size AOSP Linaro Perf Improvement 8 450.7 329.5 -37% 64 1715.7 2225.3 23% 512 3100.7 4253.0 27% 1K 3271.8 4652.3 30% 8K 2460.9 3174.7 22% 16K 2267.4 2953.2 23% 32K 2222.9 2800.7 21% 64K 2204.3 2640.1 17% without patch with patch perf delta Quadrant mem 3400 2100 -38% GeekBench3 single-core 436 260 -40% multi-core 434 358 -18%I am wondering whether this is an known issue or not for this list. Thanks in advance.
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